Home / 1,395,133-2,092,719.18-397,861

Finding the Fourth Proportional to 1,395,133, 2,092,719.18 and 397,861

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Solution

The fourth proportional to 1,395,133, 2,092,719.18 and 397,861 is: 596,797.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,133 : 2,092,719.18 = 397,861 : x
  2. Step 2: Convert to fraction form
    1,395,133/2,092,719.18 = 397,861/x
  3. Step 3: Cross multiply
    1,395,133x = 2,092,719.18 × 397,861
  4. Step 4: Simplify right side
    1,395,133x = 832,611,345,673.98
  5. Step 5: Solve for x
    x = 832,611,345,673.98/1,395,133
  6. Step 6: Final answer
    x = 596,797.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.